AS Unit G541: Psychological Investigations (revision booklet)

Full research method booklet. Definitions with strengths and weaknesses of each approach! Includes colourful pictures and clear tables. I got an A with this, hope it helps, please rate :) Thanks, Maxine

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Unit 1: Research Methods revision Maxine ISelf ReportQuestionnaires, Interviews, Sampling methodsSelf report studies must be clear so that respondents can understand the questions. Research must notbe biased or involve leading questions as it may mean that respondents do not give their own opinionsbecause they are swayed by the phrasing of the question. Structured/Formal: Set questions (closed ended). Participants have a limited range of answers to give.…read more

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Unit 1: Research Methods revision Maxine I Produces Quantitative May misrepresent Qualitative Difficult to analyse data which is easier to response analyse A good questionnaire will have a Unl ikel y t o di s cover combination of anyt hing rese ar cher both open and di dn't expec t closed ended questions.Questionnaire Issues: Researcher effects: Ambiguous Questions: The type of person asking the questions has an The same question may mean different things to effect on the answers. different people.…read more

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Unit 1: Research Methods revision Maxine IReliability refers to how consistent a measuring device is (repeatable). A measurement is said to bereliable or consistent if the measurement can produce similar results if used again in similarcircumstances. e.g. if a speedometer didn't give the same readings at the same speed it would be useless and unreliable.Split half method ­ Measures reliability of selfreport. This involves splitting a test into two andhaving the same participant doing both halves of the test.…read more

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Unit 1: Research Methods revision Maxine I Sampling App Method How it works Advantages Disadvantages sit The whole Start by working out whom or Representative Time consuming compared Asking if population of what the target pop. is then Generalise to using quota opportunity feel bette your target get the names off a national Could be expensive without m database/register. They are Difficult to get everybody group (not a subjects of the investigation.…read more